Most inspection stations stop at light-duty vehicles. We are certified and equipped to inspect the heaviest commercial trucks on the road — from light-duty pickups to full Class 8 semi tractors.
What We Inspect
Brakes
Full air brake and hydraulic brake system inspection including S-cams, slack adjusters, brake chambers, pads, rotors, drums, and ABS functionality.
Suspension
Leaf spring, air ride, shock absorber, and steering component inspection. We check for worn bushings, broken springs, and alignment issues.
Emissions
Diesel and gasoline emissions testing including opacity testing, OBD-II diagnostics, and exhaust system integrity verification for PA compliance.
Safety Systems
Lighting (headlights, brake lights, turn signals), windshield and mirrors, seat belts, horn, wipers, and all DOT-required safety equipment.
Vehicles We Inspect
- Class 1–8 Commercial Trucks
- Semi Tractors
- Box Trucks & Straight Trucks
- Dump Trucks & Utility Vehicles
- Fleet Vehicles (All Sizes)
- Diesel Pickups (Light Duty)
We Do NOT Inspect
- Motorcycles
- RVs & Camper Trailers
- Small Engines (Lawn Equipment, etc.)
We specialize in heavy-duty commercial vehicles. For motorcycles and small engines, please contact a general inspection station.
Semi Tractor Inspections
Full DOT-compliant inspections for semi tractors including air brake testing, fifth wheel checks, steering component verification, and all required safety systems.
Fleet Inspections
Coordinate inspections for your entire fleet. We offer scheduled fleet days, bulk documentation, and compliance reporting to keep your operation running smoothly.
Federal Trailer Inspections
We perform federal trailer inspections in compliance with FMCSA regulations. Full structural, brake, lighting, and coupling system checks to keep your trailers DOT-compliant and road-ready.
Why Choose Granger Enterprise
As a 100% women-owned company, we deliver precision, accountability, and high-quality workmanship on every job. We built this business on trust, expertise, and getting your equipment back to work — fast.